From 312e762aff340e1c62471aa5506874e55e5aabe6 Mon Sep 17 00:00:00 2001
From: cfy666 <3087823110@qq.com>
Date: Sun, 14 Jun 2026 13:02:07 +0800
Subject: [PATCH] =?UTF-8?q?fix:=20=E4=BF=AE=E5=A4=8D=E6=96=87=E6=9C=AC?=
 =?UTF-8?q?=E8=BE=93=E5=85=A5=E6=97=B6=20LLM=20API=20=E6=8A=A5=E9=94=99?=
 =?UTF-8?q?=E7=9A=84=E9=97=AE=E9=A2=98?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

- 移除 contentPart.Text 的 omitempty 标签
- 确保 text 字段始终存在于 JSON 请求中
---
 backend/internal/ai/llm/openai.go | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/backend/internal/ai/llm/openai.go b/backend/internal/ai/llm/openai.go
index 754176c..e421d7e 100644
--- a/backend/internal/ai/llm/openai.go
+++ b/backend/internal/ai/llm/openai.go
@@ -61,7 +61,7 @@ type chatMessage struct {
 
 type contentPart struct {
 	Type     string    `json:"type"`
-	Text     string    `json:"text,omitempty"`
+	Text     string    `json:"text"`
 	ImageURL *imageURL `json:"image_url,omitempty"`
 }
 
@@ -100,6 +100,9 @@ func (o *OpenAIService) ChatStream(ctx context.Context, req Request) (<-chan Chu
 	if err != nil {
 		return nil, fmt.Errorf("llm: marshal request: %w", err)
 	}
+	if err != nil {
+		return nil, fmt.Errorf("llm: marshal request: %w", err)
+	}
 
 	// 创建带超时的 context
 	ctx, cancel := context.WithTimeout(ctx, o.timeout)